at a glance
固定短语，表示一眼就能看出。
He could tell at a glance that something was wrong.
他一眼就看出出了问题。
一瞥；扫视
glances — plural of glance
闪光；闪烁；辉矿；辉矿类矿物；（板球）斜板击球；切击；（丽鱼科幼鱼）贴附亲鱼取食；短暂或粗略的一看。
A brief or quick look.
短暂或粗略的一看。
A brief or cursory look.
多种硫化物中的任一种,多为深色,具有明亮的金属光泽。
Any of various sulphides, mostly dark-coloured, which have a brilliant metallic lustre.
一瞥
a quick look
快速移动而反光并产生闪光或闪烁；也指闪烁的光芒。
A quick movement that catches light, and causes a flash or glitter; also, the flash or glitter.
斜握球拍击球的一击。
A stroke in which the ball is hit with a bat held in a slanted manner.
某些幼鱼(主要属丽鱼科)快速触碰亲鱼体侧的行为,通常为取食黏液。
Of certain juvenile fish, chiefly of the Cichlidae family: an act of rapidly touching the side of its parent's body, usually to feed on mucus.
She took a quick glance out the window.
她迅速向窗外瞥了一眼。
用法提示：名词'glance'表示快速一看的动作。
I had a glance at the report before the meeting.
开会前我匆匆瞥了一眼报告。
用法提示：名词'glance'表示简短的查看。
They exchanged a meaningful glance across the room.
他们在房间两头交换了一个意味深长的一瞥。
用法提示：名词'glance'表示眼神交流。
固定短语，表示一眼就能看出。
He could tell at a glance that something was wrong.
他一眼就看出出了问题。
表示短暂地看。
She took a quick glance at the newspaper.
她快速瞥了一眼报纸。
A glance at the clock told him it was late.
看了一眼时钟，他知道已经晚了。
用于描述伴随动作。
With a glance back, she left the room.
她回头看了一眼，离开了房间。
多指无意中瞥见某物，强调看到的结果而非主动动作，语气比 glance 更被动，不宜随意替换。
强调偷偷地、不被发现地看，比 glance 更隐蔽、更口语化，多用于不想被察觉的场合。
与 peek 近义，但更显鬼祟或孩子气，常指从缝隙、门后偷偷张望。
泛指看，不强调时间短促，语气最中性，适用范围远大于 glance。
grammar · medium
易错句子I glance at the newspaper.
正确表达I had a glance at the newspaper.
glance是名词，不能直接作谓语，需搭配动词have或take等才能表示‘瞥一眼’的动作。
grammar · medium
易错句子He took a glance on the document.
正确表达He took a glance at the document.
名词glance常与介词at搭配，表示‘朝……瞥一眼’；on不符合搭配习惯。
针对本词名词义“短暂或粗略的一看”：stare 指长时间、目不转睛地注视，持续时间和专注程度都远高于 glance。
针对“一瞥”这一义项：gaze 指带着欣赏、好奇等情绪长时间注视，而 glance 强调快速、随意地看一眼。
针对“粗略一看”：scrutiny 指细致彻底的检查，与 glance 的草率、不深入形成对立。
glance强调快速主动地扫视，glimpse强调短暂被动地瞥见（常与catch/get连用）
glance是公开的快速看，peek是偷偷地或好奇地快速看（常含隐蔽意味）
一眼；瞥一眼
He could tell at a glance that something was wrong.
他一眼就看出出了问题。
第一眼；乍一看
At first glance, the problem seemed simple.
乍一看，问题似乎很简单。
快速一瞥
She took a quick glance at the clock.
她快速瞥了一眼时钟。
随意一瞥
He gave a casual glance at the newspaper headline.
他随意瞥了一眼报纸标题。
短暂一瞥
They exchanged fleeting glances across the room.
他们在房间两端交换了短暂的一瞥。
侧目一瞥
She shot him a sidelong glance.
她侧目瞥了他一眼。
glance是用眼睛进行的快速看动作
glance通常持续时间很短，只是一瞬间
glance通常朝向某个方向
glance吸引或转移注意力
乍一看，初看
At first glance, the problem seemed simple.
乍一看，这个问题似乎很简单。
偷看一眼
She stole a glance at her watch during the meeting.
会议期间她偷偷看了一眼手表。
粗略地看，扫视
He glanced over the report before the presentation.
他在演示前粗略地看了一遍报告。
Dictionary facts from DICTIONARY_API_DEV, ECDICT, WIKTIONARY.